Cita APA

Biancardi, E., Fennell, M., Rawlinson, W., & Thomas, P. S. (2016). Viruses are frequently present as the infecting agent in acute exacerbations of chronic obstructive pulmonary disease in patients presenting to hospital. Intern Med J.

Chicago Style Citation

Biancardi, E., M. Fennell, W. Rawlinson, i P. S. Thomas. "Viruses Are Frequently Present As the Infecting Agent in Acute Exacerbations of Chronic Obstructive Pulmonary Disease in Patients Presenting to Hospital." Intern Med J 2016.

Cita MLA

Biancardi, E., M. Fennell, W. Rawlinson, i P. S. Thomas. "Viruses Are Frequently Present As the Infecting Agent in Acute Exacerbations of Chronic Obstructive Pulmonary Disease in Patients Presenting to Hospital." Intern Med J 2016.